CN104562634A - Novel magnetically-grafted silk fiber and preparation method thereof - Google Patents
Novel magnetically-grafted silk fiber and preparation method thereof Download PDFInfo
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- CN104562634A CN104562634A CN201510056259.2A CN201510056259A CN104562634A CN 104562634 A CN104562634 A CN 104562634A CN 201510056259 A CN201510056259 A CN 201510056259A CN 104562634 A CN104562634 A CN 104562634A
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- silk fiber
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Abstract
The invention discloses a novel magnetically-grafted silk fiber and a preparation method thereof. The method comprises the following steps: cleaning and activating the surface of the silk fiber; putting in a magnetic grafting solution, heating, oscillating and reacting so as to obtain the magnetically-grafted silk fiber. According to the method, a magnetic nanometer material containing iron and silver is dissolved in an acidic salt buffering solution to activate the surface of a magnetic material; by an assistant effect of a triggering agent, the magnetic material is grafted to the surface of the silk fiber. The preparation method has the advantages of increasing the utilization rate of the magnetic material, saving energy, protecting environment and easily achieving industrial production. The prepared silk fiber is good in magnetic property, retains the gloss and soft hand feeling of silk and is good in water washing property.
Description
Technical field:
The invention belongs to silk product technical field, silk fiber of particularly a kind of novel magnetic grafting and preparation method thereof.
Background technology:
Magnetic fibre is a kind of novel functional fiber material, and wherein magnetic textile fabric is a kind of material having textile fiber character and magnetic concurrently.Evenly distributed the microparticle material of permanent magnet in the product that magnetic textile fabric is prepared, the countless magnetic lines of force that these microparticle materials are formed are woven into three-dimensional magnetic force gauze, good health-care function can be played, as anti-inflammation detumescence, improve blood microcirculation, active cell metabolic capability, far infrared transmissivity is high, and wear soft comfortable, easy cleaning, be the favorite of every-day medical health care.
Magnetic synthetic fiber many employings functional magnetic material and carrier are first prepared into magnetic function master batch, then are prepared into magnetic fibre with original vector.Chinese patent CN99125506.2 (publication date 2000.5.1) discloses magnetic health care fiber, the strontium oxygen iron of 0.5-2 micron, barium oxygen iron, cobalt oxygen iron or neodymium are pasted after the magnetic particle of boron, far infrared particle and carrier viscose glue, polyester, polypropylene, polyamide, polyacrylonitrile resin be fully mixed and made into concentrated master batch, then with original mixed with resin through spinning, magnetize and make magnetic health care fiber.Chinese patent CN200510015085.1 (publication date 2006.3.1) discloses a kind of magnetic nylon-6 short fiber and preparation method thereof, is by the Fe of 80-300nm
3o
4make magnetic function master batch with polyamide fibre 6 carrier slice after heat-activated, then be mixed with magnetic nylon-6 short fiber with chinlon 6 section.
Need to give magnetic many employings blending in natural fabric, magnetic group is attached in natural fabric by the gimmick of dipping.Chinese patent CN200710170970.6 (publication date 2009.6.3) discloses a kind of far infrared magnetic fiber and preparation method thereof and application, and the Functional Fibers With Magnetism precursor of preparation and cotton fiber blending are made blended yarn.Chinese patent CN201310063822.X (publication date 2013.05.08) discloses the preparation method of the silk fabric having thermotherapy and magnetotherapeutic function concurrently, silk fabric be impregnated in containing in the modified solution of particle diameter lower than the spinel type ferrite material of 100nm, dry, cure process and obtain described silk fabric.Inorganic functional nano particle combines with silk fabric by the gimmick being all employing dipping at present for natural silk fiber, and the far infrared radiation rate of cotton prepared by the method and saturation magnetic field intensity are also better, but durability has much room for improvement.
Summary of the invention:
The object of this invention is to provide silk fiber of a kind of novel magnetic grafting and preparation method thereof, the method adopts the method for grafting magnetic Nano material to be fixed on the surface of silk fiber first, improve the utilization rate of magnetic material, energy-conserving and environment-protective, be easy to realize suitability for industrialized production, and the magnetic of the silk fiber of preparation is good, washing property is good.
Object of the present invention is achieved through the following technical solutions:
Silk fiber of a kind of novel magnetic grafting and preparation method thereof, comprises the following steps:
(1), silk fiber is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active;
(2) be incorporated in ackd salt cushioning liquid by magnetic Nano material and carry out ultrasonic process, and add dispersant and binder, stir and obtain the blended liquid of stable system, then add initator, stirring at room temperature obtains magnetic grafting liquid;
(3) silk fiber of surface active step (1) obtained adds in magnetic grafting liquid prepared by step (2) and soaks, and heating oscillating reactions, takes out washing and dry, obtain the silk fiber of novel magnetic grafting.
Preferred as technique scheme, the silk fiber described in step (1) is mulberry silk, tussah silk or regenerated silk fiber.
Preferred as technique scheme, the magnetic Nano material described in step (2) is the Fe containing modification
3o
4and AgNO
3mixture, wherein Fe
3o
4particle diameter be 200-300nm.
Preferred as technique scheme, the ackd salt buffer solution described in step (2) is phosphate or potassium peroxydisulfate.
Preferred as technique scheme, the time of the ultrasonic process described in step (2) is 25-35min, and ultrasonic temperature is 50-60 DEG C.
Preferred as technique scheme, the dispersant described in step (2) is glucose and NaOH, and binder is modified silicon oil, and initator is ammonium ceric nitrate.
Preferred as technique scheme, Fe in the blended liquid of the stable system described in step (2)
3o
4concentration be 3-5g/L, Ag
+concentration be 4-6g/L, the volume fraction of dispersant is 5-8%, and the volume fraction of binder is 5-10%.
Preferred as technique scheme, the volume fraction of the initator described in step (3) is 1-2%.
Preferred as technique scheme, the bath raio of the immersion described in step (3) is 1:40.
Preferred as technique scheme, the temperature of the heating described in step (3) is 50-60 DEG C, and the time of vibration is 1-2h.
Compared with prior art, the present invention has the following advantages:
1, iron ion and silver ion are grafted on the surface of silk fiber by this method, and make silk fiber obtain magnetic, and retain the characteristic of silk fiber itself, pro-skin keeps healthy.
2, magnetic Nano material is dissolved in ackd salt buffer solution by this method, both magnetic material can have been allowed to be dispersed in solution, and free group on the surface band making magnetic material, under the promotion of ammonium ceric nitrate, the glutamic acid of magnetic material in silk, tyrosine are combined.
3, the far infrared transmissivity of magnetic silk fiber prepared of this method is high, retains the gloss as silk and soft feel, and with health role, is suitable for daily health promoting clothes.
Detailed description of the invention:
In order to deepen the understanding of the present invention, below in conjunction with embodiment, the invention will be further described, and this embodiment only for explaining the present invention, does not form limiting the scope of the present invention.
Embodiment 1:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in phosphate buffered solution, 50 DEG C of ultrasonic process 35min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 3g/L, Ag
+concentration be 4g/L, the volume fraction of glucose and NaOH is 5%, and the volume fraction of modified silicon oil is 5%, then adds the ammonium ceric nitrate that volume fraction is 1%, and stirring at room temperature obtains magnetic grafting liquid.
Mulberry silk is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 50 DEG C of heating oscillating reactions 2h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
Embodiment 2:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in potassium peroxydisulfate cushioning liquid, 60 DEG C of ultrasonic process 25min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 5g/L, Ag
+concentration be 6g/L, the volume fraction of glucose and NaOH is 8%, and the volume fraction of modified silicon oil is 10%, then adds the ammonium ceric nitrate that volume fraction is 2%, and stirring at room temperature obtains magnetic grafting liquid.
Tussah silk is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 60 DEG C of heating oscillating reactions 1h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
Embodiment 3:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in phosphate buffered solution, 55 DEG C of ultrasonic process 30min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 4g/L, Ag
+concentration be 5g/L, the volume fraction of glucose and NaOH is 6%, and the volume fraction of modified silicon oil is 8%, then adds the ammonium ceric nitrate that volume fraction is 1.5%, and stirring at room temperature obtains magnetic grafting liquid.
Regenerated silk fiber is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 55 DEG C of heating oscillating reactions 1.5h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
Embodiment 4:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in phosphate buffered solution, 58 DEG C of ultrasonic process 28min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 3.5g/L, Ag
+concentration be 4.6g/L, the volume fraction of glucose and NaOH is 5.8%, and the volume fraction of modified silicon oil is 5.1%, then adds the ammonium ceric nitrate that volume fraction is 1.2%, and stirring at room temperature obtains magnetic grafting liquid.
Mulberry silk is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 59 DEG C of heating oscillating reactions 1.5h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
Embodiment 5:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in potassium peroxydisulfate cushioning liquid, 50 DEG C of ultrasonic process 25min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 3g/L, Ag
+concentration be 4g/L, the volume fraction of glucose and NaOH is 8%, and the volume fraction of modified silicon oil is 10%, then adds the ammonium ceric nitrate that volume fraction is 2%, and stirring at room temperature obtains magnetic grafting liquid.
Tussah silk is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 50 DEG C of heating oscillating reactions 2h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
Embodiment 6:
Be the Fe that 200-300nm contains modification by particle diameter
3o
4and AgNO
3magnetic Nano material be incorporated in phosphate buffered solution, 60 DEG C of ultrasonic process 35min, and add glucose, NaOH and modified silicon oil, stir and obtain the blended liquid of stable system, wherein Fe
3o
4concentration be 5g/L, Ag
+concentration be 6g/L, the volume fraction of glucose and NaOH is 8%, and the volume fraction of modified silicon oil is 10%, then adds the ammonium ceric nitrate that volume fraction is 1%, and stirring at room temperature obtains magnetic grafting liquid.
Regenerated silk fiber is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active, the silk fiber of surface active is added in magnetic grafting liquid and soaks; bath raio is 1:40; 60 DEG C of heating oscillating reactions 2h, take out washing and dry, obtain the silk fiber of novel magnetic grafting.
The saturation magnetic field intensity of the silk fiber of the novel magnetic grafting prepared by embodiment 1-6, mechanical strength, infrared emittance result are as shown in the table:
From above-mentioned data, the magnetic of the silk fiber of novel magnetic grafting prepared by this method and infrared emittance are all fine, and the mechanical strength of silk fiber is also for affecting by much.
Claims (10)
1. the silk fiber and preparation method thereof of a novel magnetic grafting, it is characterized in that, the method comprises the following steps:
(1), silk fiber is removed the impurity on surface with deionized water after, come unstuck with weakly alkaline solution, clean oven dry obtains the silk fiber of surface active;
(2) be incorporated in ackd salt cushioning liquid by magnetic Nano material and carry out ultrasonic process, and add dispersant and binder, stir and obtain the blended liquid of stable system, then add initator, stirring at room temperature obtains magnetic grafting liquid;
(3) silk fiber of surface active step (1) obtained adds in magnetic grafting liquid prepared by step (2) and soaks, and heating oscillating reactions, takes out washing and dry, obtain the silk fiber of novel magnetic grafting.
2. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the silk fiber described in step (1) is mulberry silk, tussah silk or regenerated silk fiber.
3. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, is characterized in that, the magnetic Nano material described in step (2) is the Fe containing modification
3o
4and AgNO
3mixture, wherein Fe
3o
4particle diameter be 200-300nm.
4. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the ackd salt buffer solution described in step (2) is phosphate or potassium peroxydisulfate.
5. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the time of the ultrasonic process described in step (2) is 25-35min, and ultrasonic temperature is 50-60 DEG C.
6. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the dispersant described in step (2) is glucose and NaOH, and binder is modified silicon oil, and initator is ammonium ceric nitrate.
7. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, is characterized in that, Fe in the blended liquid of the stable system described in step (2)
3o
4concentration be 3-5g/L, Ag
+concentration be 4-6g/L, the volume fraction of dispersant is 5-8%, and the volume fraction of binder is 5-10%.
8. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the volume fraction of the initator described in step (3) is 1-2%.
9. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the bath raio of the immersion described in step (3) is 1:40.
10. the silk fiber and preparation method thereof of a kind of novel magnetic grafting as claimed in claim 1, it is characterized in that, the temperature of the heating described in step (3) is 50-60 DEG C, and the time of vibration is 1-2h.
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| CN201510056259.2A CN104562634A (en) | 2015-02-03 | 2015-02-03 | Novel magnetically-grafted silk fiber and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105803809A (en) * | 2016-04-21 | 2016-07-27 | 安徽皖翎羽绒制品有限公司 | Treatment method of antistatic down feather capable of being deodorized |
| CN106072943A (en) * | 2016-08-25 | 2016-11-09 | 鑫缘茧丝绸集团股份有限公司 | Cool mulberry silk fabric |
| CN108691199A (en) * | 2018-06-25 | 2018-10-23 | 太极石股份有限公司 | A kind of antibacterial far infrared health care cellulose fibre and its preparation method and application |
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| CN103088628A (en) * | 2013-02-28 | 2013-05-08 | 苏州大学 | Preparation method of silk fabric having both thermal therapy and magnetic therapy efficacies |
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| CN101157745A (en) * | 2007-09-11 | 2008-04-09 | 浙江大学 | Method for grafting polymer on inorganic material surface |
| CN101173025A (en) * | 2007-10-26 | 2008-05-07 | 中山大学 | Magnetic temperature sensing nano-particle with bioavailability and synthesizing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105803809A (en) * | 2016-04-21 | 2016-07-27 | 安徽皖翎羽绒制品有限公司 | Treatment method of antistatic down feather capable of being deodorized |
| CN106072943A (en) * | 2016-08-25 | 2016-11-09 | 鑫缘茧丝绸集团股份有限公司 | Cool mulberry silk fabric |
| CN108691199A (en) * | 2018-06-25 | 2018-10-23 | 太极石股份有限公司 | A kind of antibacterial far infrared health care cellulose fibre and its preparation method and application |
| CN108691199B (en) * | 2018-06-25 | 2021-01-01 | 太极石股份有限公司 | Antibacterial far infrared health-care cellulose fiber and preparation method and application thereof |
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Application publication date: 20150429 |